<!-- CSS 引用-->
<head th:fragment="header">
    <link rel="stylesheet" href="/plugin/layui-v2.4.5/layui/css/layui.css">
    <link rel="stylesheet" href="/plugin/layui-v2.4.5/layui/css/layui.mobile.css">
</head>
<!-- js 引用-->
<div th:fragment="footer">
    <script src="/plugin/layui-v2.4.5/layui/layui.js"></script>
</div>